NGC 4718
| Galaxy NGC 4718 |
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|---|---|
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| AladinLite | |
| Constellation | Virgin |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 50 m 32.6 s |
| declination | -05 ° 16 ′ 55 ″ |
| Appearance | |
| Morphological type | SB (rs) b? / sp |
| Brightness (visual) | 13.4 mag |
| Brightness (B-band) | 14.2 mag |
| Angular expansion | 1.8 ′ × 0.6 ′ |
| Position angle | 95 ° |
| Surface brightness | 13.3 mag / arcmin² |
| Physical data | |
| Redshift | 0.015744 ± 0.000013 |
| Radial velocity | 4720 ± 4 km / s |
|
Stroke distance v rad / H 0 |
(206 ± 14) · 10 6 ly (63.3 ± 4.4) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | February 19, 1830 |
| Catalog names | |
| NGC 4718 • PGC 43463 • MCG -01-33-020 • IRAS 12479-0500 • 2MASX J12503262-0516548 • GC 3245 • h 1446 • HIPASS J1250-05 • LDCE 917 NED003 | |
NGC 4718 is a 13.4 likes bright barred spiral galaxy of Hubble type SBb in the constellation Virgo to the ecliptic . It is an estimated 206 million light years away from the Milky Way and about 110,000 light years in diameter .
The galaxies NGC 4678 , NGC 4697 , NGC 4705 , IC 825 are located in the same area of the sky .
The object was discovered by John Herschel on February 19, 1830 .
Web links
- NGC 4718. SIMBAD, accessed February 4, 2015 .
- NGC 4718. DSO Browser, accessed February 4, 2015 .
- Auke Slotegraaf: NGC 4718. Deep Sky Observer's Companion, accessed February 4, 2015 .